{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:UVJHXFIWXBEPPZVGX7HKTK6WOO","short_pith_number":"pith:UVJHXFIW","canonical_record":{"source":{"id":"astro-ph/0606127","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-06-06T20:25:02Z","cross_cats_sorted":[],"title_canon_sha256":"22a040d738e1b0f72541857c3bf52cf5d698bf43ce77cda9eaccc46e596f5562","abstract_canon_sha256":"9f09e88168f6a9773a10c66e5ae39da84acc398c7daa771b1db838653b8cf2fb"},"schema_version":"1.0"},"canonical_sha256":"a5527b9516b848f7e6a6bfcea9abd67383cf72b7a547407ce65c204c358091b3","source":{"kind":"arxiv","id":"astro-ph/0606127","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0606127","created_at":"2026-07-04T15:19:04Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0606127v2","created_at":"2026-07-04T15:19:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0606127","created_at":"2026-07-04T15:19:04Z"},{"alias_kind":"pith_short_12","alias_value":"UVJHXFIWXBEP","created_at":"2026-07-04T15:19:04Z"},{"alias_kind":"pith_short_16","alias_value":"UVJHXFIWXBEPPZVG","created_at":"2026-07-04T15:19:04Z"},{"alias_kind":"pith_short_8","alias_value":"UVJHXFIW","created_at":"2026-07-04T15:19:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:UVJHXFIWXBEPPZVGX7HKTK6WOO","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0606127","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-06-06T20:25:02Z","cross_cats_sorted":[],"title_canon_sha256":"22a040d738e1b0f72541857c3bf52cf5d698bf43ce77cda9eaccc46e596f5562","abstract_canon_sha256":"9f09e88168f6a9773a10c66e5ae39da84acc398c7daa771b1db838653b8cf2fb"},"schema_version":"1.0"},"canonical_sha256":"a5527b9516b848f7e6a6bfcea9abd67383cf72b7a547407ce65c204c358091b3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:19:04.228349Z","signature_b64":"nj2xf2UJcV28BN04tlGZIz6EcCfXUvdmnZNWASSsT5x3E/yHlc20Rhz3gCrfUBgw4GuF3ZYGGX+pfeWm5KwzCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a5527b9516b848f7e6a6bfcea9abd67383cf72b7a547407ce65c204c358091b3","last_reissued_at":"2026-07-04T15:19:04.227977Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:19:04.227977Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0606127","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:19:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Viu6g05IWJJCA2yPGMlVsd2+rYpK73sTqVUQ3esgfCXP1Pi+sfMuPKiWKnslpIMClpmwsP46OkJNV3lW/8CPCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T04:45:34.604634Z"},"content_sha256":"427588c3f487c18b3c3320e1c18e15bfb43b4b63833412947bc5b0037e0e0382","schema_version":"1.0","event_id":"sha256:427588c3f487c18b3c3320e1c18e15bfb43b4b63833412947bc5b0037e0e0382"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:UVJHXFIWXBEPPZVGX7HKTK6WOO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Testing the Disk Regulation Paradigm with Spitzer Observations. I. Rotation Periods of Pre-main Sequence Stars in the IC 348 Cluster","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Lucas Cieza, Nairn Baliber","submitted_at":"2006-06-06T20:25:02Z","abstract_excerpt":"We present 75 new stellar rotation periods in the young cluster IC348. Stars estimated to be less massive than 0.25 Mo show a unimodal distribution with a peak at P ~1-2 d) and a tail of slower rotators, while stars estimated to be more massive than 0.2 Mo show a bimodal distribution with peaks at ~2 and ~8 d. We combine all published rotation periods in IC348 with Spitzer/IRAC photometry in order to test the disk-braking paradigm. We find no evidence that the tail of slow rotators in low-mass stars or the long period peak in high-mass stars are preferentially populated by objects with disks a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0606127","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0606127/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:19:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ins9oywAdc4MY9r61Md4+g4EbDjA1GUhjXefQxqjWfapnj6OCZRIPqg2xujMRZIRhOBm23ECgE+02NrnQOVIBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T04:45:34.605130Z"},"content_sha256":"36459d86c383d04dada4757b121326ed6ef055ef7f0e839e71750a2ec08b7d76","schema_version":"1.0","event_id":"sha256:36459d86c383d04dada4757b121326ed6ef055ef7f0e839e71750a2ec08b7d76"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UVJHXFIWXBEPPZVGX7HKTK6WOO/bundle.json","state_url":"https://pith.science/pith/UVJHXFIWXBEPPZVGX7HKTK6WOO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UVJHXFIWXBEPPZVGX7HKTK6WOO/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-06T04:45:34Z","links":{"resolver":"https://pith.science/pith/UVJHXFIWXBEPPZVGX7HKTK6WOO","bundle":"https://pith.science/pith/UVJHXFIWXBEPPZVGX7HKTK6WOO/bundle.json","state":"https://pith.science/pith/UVJHXFIWXBEPPZVGX7HKTK6WOO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UVJHXFIWXBEPPZVGX7HKTK6WOO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:UVJHXFIWXBEPPZVGX7HKTK6WOO","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"9f09e88168f6a9773a10c66e5ae39da84acc398c7daa771b1db838653b8cf2fb","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-06-06T20:25:02Z","title_canon_sha256":"22a040d738e1b0f72541857c3bf52cf5d698bf43ce77cda9eaccc46e596f5562"},"schema_version":"1.0","source":{"id":"astro-ph/0606127","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0606127","created_at":"2026-07-04T15:19:04Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0606127v2","created_at":"2026-07-04T15:19:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0606127","created_at":"2026-07-04T15:19:04Z"},{"alias_kind":"pith_short_12","alias_value":"UVJHXFIWXBEP","created_at":"2026-07-04T15:19:04Z"},{"alias_kind":"pith_short_16","alias_value":"UVJHXFIWXBEPPZVG","created_at":"2026-07-04T15:19:04Z"},{"alias_kind":"pith_short_8","alias_value":"UVJHXFIW","created_at":"2026-07-04T15:19:04Z"}],"graph_snapshots":[{"event_id":"sha256:36459d86c383d04dada4757b121326ed6ef055ef7f0e839e71750a2ec08b7d76","target":"graph","created_at":"2026-07-04T15:19:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0606127/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present 75 new stellar rotation periods in the young cluster IC348. Stars estimated to be less massive than 0.25 Mo show a unimodal distribution with a peak at P ~1-2 d) and a tail of slower rotators, while stars estimated to be more massive than 0.2 Mo show a bimodal distribution with peaks at ~2 and ~8 d. We combine all published rotation periods in IC348 with Spitzer/IRAC photometry in order to test the disk-braking paradigm. We find no evidence that the tail of slow rotators in low-mass stars or the long period peak in high-mass stars are preferentially populated by objects with disks a","authors_text":"Lucas Cieza, Nairn Baliber","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-06-06T20:25:02Z","title":"Testing the Disk Regulation Paradigm with Spitzer Observations. I. Rotation Periods of Pre-main Sequence Stars in the IC 348 Cluster"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0606127","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:427588c3f487c18b3c3320e1c18e15bfb43b4b63833412947bc5b0037e0e0382","target":"record","created_at":"2026-07-04T15:19:04Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"9f09e88168f6a9773a10c66e5ae39da84acc398c7daa771b1db838653b8cf2fb","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-06-06T20:25:02Z","title_canon_sha256":"22a040d738e1b0f72541857c3bf52cf5d698bf43ce77cda9eaccc46e596f5562"},"schema_version":"1.0","source":{"id":"astro-ph/0606127","kind":"arxiv","version":2}},"canonical_sha256":"a5527b9516b848f7e6a6bfcea9abd67383cf72b7a547407ce65c204c358091b3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a5527b9516b848f7e6a6bfcea9abd67383cf72b7a547407ce65c204c358091b3","first_computed_at":"2026-07-04T15:19:04.227977Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:19:04.227977Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nj2xf2UJcV28BN04tlGZIz6EcCfXUvdmnZNWASSsT5x3E/yHlc20Rhz3gCrfUBgw4GuF3ZYGGX+pfeWm5KwzCQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:19:04.228349Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0606127","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:427588c3f487c18b3c3320e1c18e15bfb43b4b63833412947bc5b0037e0e0382","sha256:36459d86c383d04dada4757b121326ed6ef055ef7f0e839e71750a2ec08b7d76"],"state_sha256":"be70af68bc23b5237a337dbd25eb37a517810769268b200f87749280e77a2375"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zINxoUNYJW4jKwH9u50arYnJ8MaJLYVLVkrsruBt0NmnSCT0QNjKMl5npkQwGiwypRZdMbpH3IHV/4p5IcMkAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T04:45:34.610167Z","bundle_sha256":"0e9d0c2be668b24db226f9e08818c43d98592efb707384f17e7e2c2531e3a34e"}}